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Filtering by: Advisor Barber, David A. Remove constraint Advisor: Barber, David A. Advisor Pyke, David A. Remove constraint Advisor: Pyke, David A. Subject Cheatgrass brome -- Control -- Oregon, Eastern Remove constraint Subject: Cheatgrass brome -- Control -- Oregon, Eastern

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  • The effects of defoliation on Bromus tectorum seed production and growth

    Creator:
    Mayer, Kara Hempy
    Abstract:
    Cheatgrass (Bromus tectorum L.) is a widespread exotic weed in the Intermountain sagebrush steppe. An annual grass, it is highly prolific and very competitive with native perennial grass seedlings. A clipping experiment carried out at two cheatgrass-dominated sites (Lincoln Bench and Succor Creek) in eastern Oregon analyzed effects of defoliation...
    Resource Type:
    Masters Thesis
    Full Text:
    approved: 7 i/ David A, Pyke and Mark V. Wilson Cheatgrass (Bromus tectorum L.) is a widespread exotic

  • Sugar application and nitrogen pools in Wyoming big sagebrush communities and exotic annual grasslands

    Creator:
    Witwicki, Dana L.
    Abstract:
    Within A rtemisia tridentata ssp. wyomingensis Nutt. (Wyoming big sagebrush) communities of the Great Basin, lands dominated by the exotic annual grass Bromus tectorum L. (cheatgrass) are increasing at an alarming rate. Carbon applications, which reduce plant-available soil N, have been suggested as a way to give native vegetation a...
    Resource Type:
    Masters Thesis
    Full Text:
    approved: Signature redacted for privacy. Signature redacted for privacy. Paul S. Doescher David A